{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x55422167eee879604f926fa284738e2b079977c4022b2b2622b036a40a8e1be5",
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}